Problemset - Codeforces

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Problems

#	Name
78A	Haiku implementation, strings	800	x11952
77E	Martian Food geometry	2800	x363
77D	Domino Carpet dp, implementation	2300	x309
77C	Beavermuncher-0xFF dfs and similar, dp, dsu, greedy, trees	2100	x977
77B	Falling Anvils math, probabilities	1800	x2543
77A	Heroes brute force, implementation	1400	x1745
76F	Tourist binary search, data structures, dp	2300	x602
76E	Points implementation, math	1700	x1658
76D	Plus and xor dp, greedy, math	1700	x1991
76C	Mutation bitmasks, dp, math	2700	x269
76B	Mice greedy, two pointers	2100	x495
76A	Gift dsu, graphs, sortings, trees	2200	x1446
75E	Ship's Shortest Path geometry, shortest paths	2400	x270
75D	Big Maximum Sum data structures, dp, greedy, implementation, math, trees	2000	x1731
75C	Modified GCD binary search, number theory	1600	x11993
75B	Facetook Priority Wall expression parsing, implementation, strings	1500	x3211
75A	Life Without Zeros implementation	1000	x24995
74E	Shift It! constructive algorithms	2800	x142
74D	Hanger data structures	2400	x359
74C	Chessboard Billiard dfs and similar, dsu, graphs, number theory	2100	x949
74B	Train dp, games, greedy	1500	x1490
74A	Room Leader implementation	1000	x4936
73F	Plane of Tanks brute force, geometry	2900	x74
73E	Morrowindows math, number theory	2400	x322
73D	FreeDiv dfs and similar, graphs, greedy	2200	x612
73C	LionAge II dp	1800	x2052
73B	Need For Brake binary search, greedy, sortings	2000	x488
73A	The Elder Trolls IV: Oblivon greedy, math	1600	x1297
72I	Goofy Numbers *special problem, implementation	1500	x455
72H	Reverse It! *special problem, implementation	1600	x258
72G	Fibonacci army *special problem, dp	1000	x2047
72F	Oil *special problem, greedy, math	1900	x116
72E	Ali goes shopping *special problem, brute force, strings	1800	x150
72D	Perse-script *special problem, expression parsing	2300	x72
72C	Extraordinarily Nice Numbers *special problem, math	1200	x901
72B	INI-file *special problem, implementation	2200	x75
72A	Goshtasp, Vishtasp and Eidi *special problem, greedy, math	1800	x181
71E	Nuclear Fusion bitmasks, dp	2200	x670
71D	Solitaire brute force, implementation	2200	x600
71C	Round Table Knights dp, math, number theory	1600	x6229
71B	Progress Bar implementation, math	1300	x4360
71A	Way Too Long Words strings	800	x353767
70E	Information Reform dp, implementation, trees	2700	x477
70D	Professor's task data structures, geometry	2700	x951
70C	Lucky Tickets binary search, data structures, sortings, two pointers	2200	x561
70B	Text Messaging expression parsing, greedy, strings	1600	x1717
70A	Cookies math	1300	x3219
69E	Subsegments data structures, implementation	1800	x4032
69D	Dot dp, games	1900	x930
69C	Game implementation	2000	x558
69B	Bets greedy, implementation	1200	x3189
69A	Young Physicist implementation, math	1000	x155101
68E	Contact geometry	2900	x70
68D	Half-decay tree data structures, divide and conquer, dp, math, probabilities	2500	x448
68C	Synchrophasotron brute force	2200	x303
68B	Energy exchange binary search	1600	x4136
68A	Irrational problem implementation, number theory	1100	x4816
67E	Save the City! geometry	2500	x312
67D	Optical Experiment binary search, data structures, dp	1900	x1334
67C	Sequence of Balls dp	2600	x626
67B	Restoration of the Permutation greedy	1800	x755
67A	Partial Teacher dp, graphs, greedy, implementation	1800	x2054
66E	Petya and Post data structures, dp	2000	x684
66D	Petya and His Friends constructive algorithms, math, number theory	1700	x3049
66C	Petya and File System data structures, implementation	1800	x997
66B	Petya and Countryside brute force, implementation	1100	x19487
66A	Petya and Java implementation, strings	1300	x6208
65E	Harry Potter and Moving Staircases dfs and similar, implementation	2900	x84
65D	Harry Potter and the Sorting Hat brute force, dfs and similar, hashing	2200	x419
65C	Harry Potter and the Golden Snitch binary search, geometry	2100	x772
65B	Harry Potter and the History of Magic brute force, greedy, implementation	1700	x1319
65A	Harry Potter and Three Spells implementation, math	1800	x1782
64I	Sort the Table *special problem, sortings	2400	x84
64H	Table Bowling *special problem, sortings	2300	x109
64G	Path Canonization *special problem	2200	x116
64F	Domain *special problem, expression parsing	2000	x175
64E	Prime Segment *special problem, brute force, math, number theory	1800	x234
64D	Presents *special problem, greedy	1800	x281
64C	Table *special problem, greedy, implementation, math	1600	x331
64B	Expression *special problem, expression parsing	1500	x997
64A	Factorial *special problem, implementation	1300	x2697
63E	Sweets Game bitmasks, dfs and similar, dp, games, implementation	2000	x714
63D	Dividing Island constructive algorithms	1900	x1205
63C	Bulls and Cows brute force, implementation	1700	x1624
63B	Settlers' Training implementation	1200	x4709
63A	Sinking Ship implementation, sortings, strings	900	x10870
62E	World Evil dp, flows	2700	x218
62D	Wormhouse dfs and similar, graphs	2300	x348
62C	Inquisition geometry, implementation, sortings	2300	x247
62B	Tyndex.Brome binary search, implementation	1800	x1262
62A	A Student's Dream greedy, math	1300	x3364
61E	Enemy is weak data structures, trees	1900	x10078
61D	Eternal Victory dfs and similar, graphs, greedy, shortest paths, trees	1800	x6243
61C	Capture Valerian math	2000	x692
61B	Hard Work strings	1300	x3782
61A	Ultra-Fast Mathematician implementation	800	x103655
60E	Mushroom Gnomes math, matrices	2600	x316
60D	Savior brute force, dsu, math	2500	x394
60C	Mushroom Strife brute force, dfs and similar	2100	x549
60B	Serial Time! dfs and similar, dsu	1400	x4439